Let’s keep in touch!

Get the latest news on network testing, monitoring and analytics.

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Thank you!

Skip to main content

Corporate
Careers
Partners
Suppliers

Register
Login

- Deutsch
- Español
- Français
- 中文
- EXFO Account
- EXFO Exchange

Products
Products
Accessories

Batteries

Cables

Carrying cases

Connector adapter

Copper/DSL

Cover/Plate/Blank/Fillers

Electrical BER tester / Sampling oscilloscope

External power supply

FIP tips adapter

Gloves/Harness

Tips

More categories
Field network testing

5G testing

Copper/DSL testing

Dispersion analysis

Ethernet testing

Fiber channel

Fiber inspection

IPTV testing

Legacy DSN/PDH testing

Light sources

Live fiber detection

Modular test platforms

Network operations, automation, data insights

Network synchronization

Optical fiber multimeter

Optical loss test kits

OTDR and iOLM

Power meters

Remote fiber testing and monitoring (RFTM)

RF testing

Spectral testing

Test function virtualization

Transport testing (SONET/SDH, OTN)

Variable attenuators

xPON, WiFi and speed test
Lab and manufacturing testing

Electrical BER Tester / Sampling oscilloscope

Network protocol testing

Optical benchtop kits

Optical component testers

Optical light sources

Optical power meters

Optical spectrum analyzers

PIC automated probe stations

Switch and utility module

Test platforms

Tunable laser sources

Tunable optical filters

Variable attenuators
Product finder
Solutions
Solutions
Academic and research institutions

Fiber optic test and measurement

PIC characterization with automated test stations
Cable MSOs (multiple system operators)

Fiber deep and distributed access architecture (DAA)

Fiber monitoring

Fiber and transport network lifecycle

Remote PHY and fiber deep

Residential network services
Communications service providers

Wireless

5G testing

Fiber monitoring

Wireline

Fiber characterization

Fiber monitoring

Fiber and transport network lifecycle

FTTH network lifecycle testing

FTTx build and connect

High-speed field test solutions —up to 800G

OTDR testing

Passive optical network (PON) testing

Residential network services

Rural broadband

Submarine networks
Contractors

Managed services, installation and maintenance

5G testing

Data center contractors

Fiber characterization

Fiber and transport network lifecycle

FTTH network lifecycle testing

Residential network services

Rural broadband

Submarine networks
Government

Defense departments

Government agencies

Government labs

Homeland security

System integrators/Primes
Network equipment manufacturers

Electrical and optical validation for 800G and 1.6T

PIC characterization with automated test stations

High-speed lab and manufacturing testing solutions up to 1.6T
Technologies

5G

Electrical and optical validation for 800G and 1.6T

Passive optical network (PON) testing

Remote PHY and fiber deep
Webscale companies and data centers

Data center contractors

Fiber characterization

Fiber monitoring

Fiber and transport network lifecycle

Intra data center

Submarine networks
Support
Services
Services
Product care and calibration

Calibration services

FlexCare service plans

Extended warranties

Repairs (RMA)

Service centers
Trainings

Certified training partners

Certified contractor program

Certified broadband program
Lab and manufacturing testing

Simulator test services
How to buy
Resources
Resources
Technical documentation

Addenda

Application notes

Books and DVDs

Discontinued spec sheets

Multimedia trainings

On-site trainings

Reference guides

Reference posters

Spec sheets

User manuals

White papers
Promotional documentation

Brochures and catalogs

Flyers and pamphlets
Solution briefs

Infobrief

Infographic
Legal documentation

Declaration of conformity

Terms and conditions
Blog

All blog posts

Topics

Big data analytics

Data centers

Ethernet IP

Fiber everywhere

FTTx copper access

High speed networks

Internet of Things (IoT)

Lab and manufacturing

Mobile infrastructure

Network and service monitoring

PIC testing

SDN/NFV

Test orchestration

Wireless technologies
Webinars

All webinars

Topics

5G transformation

Adaptive service assurance solutions

Best practices

Ethernet/IP

High speed networks

Optical testing and monitoring

NEMs and lab

Product training

Residential (Triple-play)

Technologies

Wireless end to end
Glossary

0-9

A

B

C

D

E

F

G

H

I

J

K

L

M

N

O

P

Q

R

S

T

U

V

W

X

Y

Z
Videos

Expert insights

How-to videos

Product demos

Promotional videos
Success stories

All success stories
Transformations

Data-driven operations

Fiber everywhere

Network virtualization

The move toward 5G

The rise of IoT
Contact

Deutsch
Español
Français
中文

EXFO Account
EXFO Exchange

Accessories
Field network testing
Lab and manufacturing testing
Product finder

Academic and research institutions
Cable MSOs (multiple system operators)
Communications service providers
Contractors
Government
Network equipment manufacturers
Technologies
Webscale companies and data centers

Support home
Knowledge base
Contact support
Software release notes
Download software
Calibration certificates
Return merchandise authorization (RMA)
Product registration
User manuals
Discontinued products

Product care and calibration
Trainings
Lab and manufacturing testing

Request a quote
Schedule a demo
Ask an expert
Contact a sales representative
Find a distributor
Refurbished products
Leasing and financing
Ordering guide
My credit cards orders (USA and Canada)
Sales terms and conditions
Credit application form

Technical documentation
Promotional documentation
Solution briefs
Legal documentation
Blog
Webinars
Glossary
Videos
Success stories
Transformations

Customer service
Technical support
Corporate locations
Regional offices
Public relations
Order/RMA status

Register Login

Corporate
Careers
Partners
Suppliers

Home | Products | Discontinued products | FOT-90A

power meter

power meter

Full specifications

Replacement products Support

power meter

Full specifications

Replacement products Support

Overview

Discontinued date: 2/5/2005
End-of-service and support date: 6/30/2010

Resources

More resources and languages

Support

Contact support

About

Corporate
Contact
Careers

Discover

Products
Solutions
How to buy

Learn

Resources
Webinars
Blog
Glossary

Follow

LinkedIn
Facebook
X
YouTube
WeChat

Subscribe to our newsletter

Keep up to date with the latest EXFO news.

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Thank you!

© 2017 - 2025 EXFO Inc. All Rights Reserved.
Terms of use
Privacy notice
Cookie policy